Home / 661,463,474.58-992,884,713.66-293,257,007.46

Finding the Fourth Proportional to 661,463,474.58, 992,884,713.66 and 293,257,007.46

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Solution

The fourth proportional to 661,463,474.58, 992,884,713.66 and 293,257,007.46 is: 440,191,198.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,463,474.58 : 992,884,713.66 = 293,257,007.46 : x
  2. Step 2: Convert to fraction form
    661,463,474.58/992,884,713.66 = 293,257,007.46/x
  3. Step 3: Cross multiply
    661,463,474.58x = 992,884,713.66 × 293,257,007.46
  4. Step 4: Simplify right side
    661,463,474.58x = 291,170,399,880,710,528
  5. Step 5: Solve for x
    x = 291,170,399,880,710,528/661,463,474.58
  6. Step 6: Final answer
    x = 440,191,198.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.